init: add FreeBSD xencommons init script

This is a clone of the NetBSD xencommons init script with some minor
modifications.

Signed-off-by: Roger Pau Monné <roger.pau@citrix.com>
Cc: Ian Jackson <Ian.Jackson@eu.citrix.com>
Acked-by: Ian Campbell <ian.campbell@citrix.com>

tools/hotplug/FreeBSD/Makefile

@@ -0,0 +1,43 @@
+XEN_ROOT = $(CURDIR)/../../..
+include $(XEN_ROOT)/tools/Rules.mk
+
+# Xen script dir and scripts to go there.
+XEN_SCRIPTS =
+
+XEN_SCRIPT_DATA =
+
+XEN_RCD_PROG = rc.d/xencommons
+
+.PHONY: all
+all:
+
+.PHONY: build
+build:
+
+.PHONY: install
+install: all install-scripts install-rcd
+
+.PHONY: install-scripts
+install-scripts:
+	$(INSTALL_DIR) $(DESTDIR)$(XEN_SCRIPT_DIR)
+	set -e; for i in $(XEN_SCRIPTS); \
+	   do \
+	   $(INSTALL_PROG) $$i $(DESTDIR)$(XEN_SCRIPT_DIR); \
+	done
+	set -e; for i in $(XEN_SCRIPT_DATA); \
+	   do \
+	   $(INSTALL_DATA) $$i $(DESTDIR)$(XEN_SCRIPT_DIR); \
+	done
+
+.PHONY: install-rcd
+install-rcd:
+	$(INSTALL_DIR) $(DESTDIR)$(CONFIG_DIR)/rc.d
+	set -e; for i in $(XEN_RCD_PROG); \
+	   do \
+	   $(INSTALL_PROG) $$i $(DESTDIR)$(CONFIG_DIR)/rc.d; \
+	   sed -i '' 's,@xen_script_dir@,$(DESTDIR)$(XEN_SCRIPT_DIR),g' $(DESTDIR)$(CONFIG_DIR)/$$i; \
+	done
+	$(INSTALL_DATA) ../common/hotplugpath.sh $(DESTDIR)$(XEN_SCRIPT_DIR)
+
+.PHONY: clean
+clean:

tools/hotplug/FreeBSD/rc.d/xencommons

@@ -0,0 +1,121 @@
+#!/bin/sh
+#
+# PROVIDE: xencommons
+# REQUIRE: DAEMON
+
+. /etc/rc.subr
+
+. @xen_script_dir@/hotplugpath.sh
+
+LD_LIBRARY_PATH="${LIBDIR}"
+export LD_LIBRARY_PATH
+
+name="xencommons"
+start_precmd="xen_precmd"
+start_cmd="xen_startcmd"
+stop_cmd="xen_stop"
+status_cmd="xen_status"
+extra_commands="status"
+required_files="/dev/xen/privcmd"
+
+XENSTORED_PIDFILE="/var/run/xenstored.pid"
+XENCONSOLED_PIDFILE="/var/run/xenconsoled.pid"
+#XENCONSOLED_TRACE="/var/log/xen/xenconsole-trace.log"
+#XENSTORED_TRACE="/var/log/xen/xenstore-trace.log"
+
+xen_precmd()
+{
+	mkdir -p /var/run/xenstored || exit 1
+}
+
+xen_startcmd()
+{
+	local time=0
+	local timeout=30
+
+	xenstored_pid=$(check_pidfile ${XENSTORED_PIDFILE} ${SBINDIR}/xenstored)
+	if test -z "$xenstored_pid"; then
+		printf "Cleaning xenstore database.\n"
+		if [ -z "${XENSTORED_ROOTDIR}" ]; then
+			XENSTORED_ROOTDIR="/var/lib/xenstored"
+		fi
+		rm -f ${XENSTORED_ROOTDIR}/tdb* >/dev/null 2>&1
+		printf "Starting xenservices: xenstored, xenconsoled."
+		XENSTORED_ARGS=" --pid-file ${XENSTORED_PIDFILE}"
+		if [ -n "${XENSTORED_TRACE}" ]; then
+			XENSTORED_ARGS="${XENSTORED_ARGS} -T /var/log/xen/xenstored-trace.log"
+		fi
+		${SBINDIR}/xenstored ${XENSTORED_ARGS}
+		while [ $time -lt $timeout ] && ! `${BINDIR}/xenstore-read -s / >/dev/null 2>&1` ; do
+			printf "."
+			time=$(($time+1))
+			sleep 1
+		done
+	else
+		printf "Starting xenservices: xenconsoled."
+	fi
+
+	XENCONSOLED_ARGS=""
+	if [ -n "${XENCONSOLED_TRACE}" ]; then
+		XENCONSOLED_ARGS="${XENCONSOLED_ARGS} --log=${XENCONSOLED_TRACE}"
+	fi
+
+	${SBINDIR}/xenconsoled ${XENCONSOLED_ARGS}
+
+	printf "\n"
+
+	printf "Setting domain 0 name and domid.\n"
+	${BINDIR}/xenstore-write "/local/domain/0/name" "Domain-0"
+	${BINDIR}/xenstore-write "/local/domain/0/domid" 0
+}
+
+xen_stop()
+{
+	pids=""
+	printf "Stopping xencommons.\n"
+	printf "WARNING: Not stopping xenstored, as it cannot be restarted.\n"
+
+	rc_pid=$(check_pidfile ${XENCONSOLED_PIDFILE} ${SBINDIR}/xenconsoled)
+	pids="$pids $rc_pid"
+
+	kill -${sig_stop:-TERM} $pids
+	wait_for_pids $pids
+}
+
+xen_status()
+{
+	xenstored_pid=$(check_pidfile ${XENSTORED_PIDFILE} ${SBINDIR}/xenstored)
+	if test -n ${xenstored_pid}; then
+		pids="$pids $xenstored_pid"
+	fi
+
+	xenconsoled_pid=$(check_pidfile ${XENCONSOLED_PIDFILE} ${SBINDIR}/xenconsoled)
+	if test -n ${xenconsoled_pid}; then
+		pids="$pids $xenconsoled_pid"
+	fi
+
+	if test -n "$xenconsoled_pid" -a -n "$xenstored_pid";
+	then
+		echo "xencommons are running as pids $pids."
+		return 0
+	fi
+	if test -z "$xenconsoled_pid" -a -z "$xenstored_pid";
+	then
+		echo "xencommons are not running."
+		return 0
+	fi
+
+	if test -n $xenstored_pid; then
+		echo "xenstored is running as pid $xenstored_pid."
+	else
+		echo "xenstored is not running."
+	fi
+	if test -n $xenconsoled_pid; then
+		echo "xenconsoled is running as pid $xenconsoled_pid."
+	else
+		echo "xenconsoled is not running."
+	fi
+}
+
+load_rc_config $name
+run_rc_command "$1"

tools/hotplug/Makefile

@@ -4,6 +4,7 @@ include $(XEN_ROOT)/tools/Rules.mk
 SUBDIRS-y := common
 SUBDIRS-$(CONFIG_NetBSD) += NetBSD
 SUBDIRS-$(CONFIG_Linux) += Linux
+SUBDIRS-$(CONFIG_FreeBSD) += FreeBSD
 
 .PHONY: all clean install
 all clean install: %: subdirs-%